36555563 has 8 divisors (see below), whose sum is σ = 41977920. Its totient is φ = 31483080.

The previous prime is 36555529. The next prime is 36555577.

It is a happy number.

36555563 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36555563 - 2¹² = 36551467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36555163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87245 + ... + 87662.

It is an arithmetic number, because the mean of its divisors is an integer number (5247240).

Almost surely, 2^36555563 is an apocalyptic number.

36555563 is a deficient number, since it is larger than the sum of its proper divisors (5422357).

36555563 is a wasteful number, since it uses less digits than its factorization.

36555563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174937.

The product of its digits is 202500, while the sum is 38.

The square root of 36555563 is about 6046.1196647106. The cubic root of 36555563 is about 331.8826065573.

Subtracting from 36555563 its sum of digits (38), we obtain a triangular number (36555525 = T₈₅₅₀).

The spelling of 36555563 in words is "thirty-six million, five hundred fifty-five thousand, five hundred sixty-three".